Jason Lee Massa, D.O.

Neurology Psychiatry & Neurology

Jason Lee Massa is a Neurology Psychiatry & Neurology specialist based in Walnut Creek, CA with over 13 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(925) 938-5252Walnut Creek, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Jason Lee Massa, D.O. practices as part of a group neurology psychiatry & neurology specialist practice in Walnut Creek, CA. He has been practicing since 2013 — over 13 years. He regularly sees Medicare patients with high cholesterol, parkinson, and hypertension (per CMS claims data). CMS MIPS quality score: 100/100 (2023).

At a glance

  • Federal MIPS score higher than 93% of MIPS-scored doctors in California
  • Virtual visits available — no app or travel required
1 of 884 Psychiatry & Neurology providers in CASee all Psychiatry & Neurology in Walnut Creek13+ years experienceNPI since 2013

Older · 2060dNPPES updated 2020-10-02 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

675 Ygnacio Valley Rd Ste A102, Walnut Creek, CA 94596-3882

Fax: (925) 938-1343
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor scores better than 93% of doctors in California on federal quality measures.

MIPS Score

2023

100/100

California avg: 78.6 · US avg: 83.6

Higher than most doctors nationally(+16.4 pts)

Top 7% of MIPS-scored doctors in California

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Medicare Patients

150

Unique beneficiaries

Standard volume

Prescription Recipients

128

Patients prescribed

Prescriptions Written

689

Total claims

Total Medicare drug cost: $143k

Percentile rankings compared against 9,360 reporting peers in California.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Parkinson's Disease, and Hypertension.

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Parkinson's Disease
73%

A progressive nervous system disorder affecting movement and coordination

Hypertension
70%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%
Mood Disorders
42%

Conditions affecting emotional state, including depression and bipolar disorder

Arthritis
Lower than avg (-8%)41%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-8%) — less common here

Depression
Higher than avg (+7%)39%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↑ More patients than average (+7%) — a focus area for this doctor

Anxiety Disorders
Lower than avg (-1%)33%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-1%) — less common here

Ischemic Heart Disease
Lower than avg (-7%)25%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-7%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$631 received from industry

24 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Jason Lee Massa's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Board certified · Oct 1, 2020

    Self-reported via NPPES

  2. 13 years in practice

    Established

Psychiatry & NeurologyAllopathic & Osteopathic Physicians

Neurologists diagnose and treat disorders of the nervous system including stroke, epilepsy, multiple sclerosis, Parkinson's disease, migraines, neuropathy, and dementia.

Taxonomy: 2084N0400X

Practice Footprint

Primary hospital affiliation: Acute Care - Department of Defense

CMS Certification Number: 19050F

View hospital on Medicare Care Compare

Virtual Psychiatry & Neurology Care With Jason Lee Massa

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Jason Lee Massa for cholesterol management, follow-up consultations, blood pressure monitoring — no travel to Walnut Creek required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Jason Lee Massa

NPI records show Dr. Massa as active with telehealth listed in Walnut Creek, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (925) 938-5252.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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